8:30 a.m.-12:30 p.m. – Have you ever wanted to know more about streams? Learn how to study streams at this two-part education event. Begin at Blue Heron Nature Preserve, where water samples and insects from Nancy Creek will be collected. Then, take a drive to Oglethorpe University for an opportunity to use laboratory equipment to study the samples. $10. Blue Heron Nature Preserve, 4055 Roswell Rd., Atlanta, 30342. RSVP to: www.bhnp.org or call 404-345-1108 since space is limited.